Package io.confluent.parallelconsumer

Class BrokerPollSystem<K,V>

java.lang.Object

io.confluent.parallelconsumer.BrokerPollSystem<K,V>

Type Parameters:

K -

V -

All Implemented Interfaces:

OffsetCommitter

public class BrokerPollSystem<K,V>
extends java.lang.Object
implements OffsetCommitter

Subsystem for polling the broker for messages.

Constructor Summary

Constructors

Constructor	Description
BrokerPollSystem(ConsumerManager<K,V> consumerMgr, WorkManager<K,V> wm, ParallelEoSStreamProcessor<K,V> pc, ParallelConsumerOptions options)

Method Summary

Modifier and Type	Method	Description
void	closeAndWait()
void	drain()	Will begin the shutdown process, eventually closing itself once drained
static java.time.Duration	getLongPollTimeout()	Note how this relates to getLongPollTimeout() - if longPollTimeout is high and loading factor is low, there may not be enough messages queued up to satisfy demand.
boolean	isPaused()
void	retrieveOffsetsAndCommit()	Optionally blocks.
static void	setLongPollTimeout(java.time.Duration longPollTimeout)	Note how this relates to getLongPollTimeout() - if longPollTimeout is high and loading factor is low, there may not be enough messages queued up to satisfy demand.
void	start()
void	supervise()
void	wakeupIfPaused()	Wakeup if colling the broker

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BrokerPollSystem

public BrokerPollSystem(ConsumerManager<K,V> consumerMgr, WorkManager<K,V> wm, ParallelEoSStreamProcessor<K,V> pc, ParallelConsumerOptions options)

Method Details

start

public void start()

supervise

public void supervise()

drain

public void drain()

Will begin the shutdown process, eventually closing itself once drained

closeAndWait

public void closeAndWait() throws java.util.concurrent.TimeoutException, java.util.concurrent.ExecutionException

Throws:

java.util.concurrent.TimeoutException

java.util.concurrent.ExecutionException

retrieveOffsetsAndCommit

public void retrieveOffsetsAndCommit()

Optionally blocks. Threadsafe

Specified by:

retrieveOffsetsAndCommit in interface OffsetCommitter

See Also:

ParallelConsumerOptions.CommitMode

wakeupIfPaused

public void wakeupIfPaused()

Wakeup if colling the broker

isPaused

public boolean isPaused()

setLongPollTimeout

public static void setLongPollTimeout(java.time.Duration longPollTimeout)

Note how this relates to getLongPollTimeout() - if longPollTimeout is high and loading factor is low, there may not be enough messages queued up to satisfy demand.

getLongPollTimeout

public static java.time.Duration getLongPollTimeout()

Note how this relates to getLongPollTimeout() - if longPollTimeout is high and loading factor is low, there may not be enough messages queued up to satisfy demand.